Which finding noted by the school nurse while conducting pediculosis capitis (head lice) checks would indicate the need for treatment?
1. White, flaky particles throughout the entire scalp region
2. Lesions on the scalp that extend to the hairline or neck
3. Maculopapular lesions behind the ears
4. Silver/white sacs attached to the hair shafts in the occipital area
4
Explanation:
1. Lice and nits must be distinguished from dandruff, which appears as white, flaky particles.
2. Lesions might be present from itching, but the positive sign of head lice is evidence of nits.
3. Lesions might be present from itching, but the positive sign of head lice is evidence of nits.
4. Evidence of pediculosis capitis includes silver/white sacs (nits) that are attached to the hair shafts, frequently in the occiput area.
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